Airlines with flights from Dulles to Austin

There are five airlines with scheduled flights between IAD and AUS. Both United and Allegiant operates non-stop flights from Washington Dulles Airport to Austin-Bergstrom International Airport and the flight time is 3 hours and 35 minutes.

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Schedules

United Airlines

Non-stop with United Airlines

  • Total flight time: 3 hours and 35 minutes
  • Dulles is a United Airlines hub (Secondary hub).
  • 21 flights per week
  • Boeing 737-700 Passenger
    Boeing 737-900 Passenger
    Embraer 175 (Enhanced Winglets)
    Boeing 737-800 Passenger
  • Business and first class available
IAD
Direct
AUS
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
UA637
08:30
08:30
08:30
08:30
08:30
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08:30
UA3996
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08:30
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UA2746
13:10
13:10
13:10
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13:10
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UA4006
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13:10
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UA4068
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13:10
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UA4078
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13:10
UA2337
18:00
18:00
18:00
18:00
18:00
18:00
18:00
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The timetable & schedule information was updated at 2026-04-22

Allegiant Air

Non-stop with Allegiant Air

  • Total flight time: 3 hours and 16 minutes
  • Low-cost airline
  • Austin is a Allegiant Air focus city (Operating base).
  • 2 flights per week
IAD
Direct
AUS
 
Flight
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The timetable & schedule information was updated at 2026-04-22

American Airlines

Via Charlotte with American Airlines

  • Total flight time: 4h 56m - 7h 40m.
  • One World Alliance
  • 189 flights per week
IAD
 
Via CLT
 
AUS
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
AA3169
AA841
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05:08
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05:08
AA2620
AA841
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06:10
06:33
06:10
06:33
06:33
AA1216
AA1419
06:33
06:33
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AA5151
AA3070
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10:27
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10:27
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AA5154
AA3070
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13:23
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AA5154
AA1905
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13:23
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13:23
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AA5447
AA434
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17:34
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17:34
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SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - AUS

The timetable & schedule information was updated at 2026-04-22

American Airlines

Via Dallas with American Airlines

  • Total flight time: 4h 57m - 7h 25m.
  • One World Alliance
  • 122 flights per week
IAD
 
Via DFW
 
AUS
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
AA2617
AA3054
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06:10
06:10
06:10
06:10
AA2617
AA1070
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06:10
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AA2617
AA1413
06:23
06:23
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AA1906
AA3400
11:59
11:59
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AA524
AA3348
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14:53
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14:53
AA524
AA2743
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14:53
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14:53
14:53
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AA1863
AA972
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18:38
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18:38
AA1904
AA1588
19:29
19:29
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SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - AUS

The timetable & schedule information was updated at 2026-04-22

Delta Air Lines

Via Atlanta with Delta Air Lines

  • Total flight time: 4h 58m - 7h 29m.
  • Sky Team Alliance
  • 186 flights per week
IAD
 
Via ATL
 
AUS
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
DL2127
DL2886
06:00
06:00
06:00
06:00
06:00
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06:00
DL1354
DL2886
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06:33
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DL1354
DL2011
08:27
08:27
08:27
08:27
08:27
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08:27
DL2127
DL2011
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08:27
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DL1324
DL1397
10:21
10:21
10:21
10:21
10:21
10:58
10:21
DL1444
DL1491
12:37
12:37
12:37
12:37
12:37
12:47
12:39
DL2135
DL1170
15:02
15:02
15:02
15:02
15:02
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15:08
DL1695
DL1081
17:46
17:46
17:46
17:46
17:46
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17:46
DL1695
DL1335
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18:07
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DL2902
DL1335
19:21
19:21
19:21
19:21
19:21
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19:21
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - AUS

The timetable & schedule information was updated at 2026-04-22

United Airlines

Via Houston with United Airlines

  • Total flight time: 4h 59m - 7h 37m.
  • Dulles is a United Airlines hub (Secondary hub).
  • 149 flights per week
  • Boeing 737-700 Passenger
    Boeing 737-900 Passenger
    Embraer 175 (Enhanced Winglets)
    Boeing 737-800 Passenger
IAD
 
Via IAH
 
AUS
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
UA1935
UA1823
06:30
06:30
06:30
06:30
06:30
06:30
06:30
UA1524
UA1859
08:40
08:40
08:40
08:40
08:40
08:40
08:40
UA1535
UA1711
12:50
12:50
12:50
12:50
12:50
12:50
12:50
UA2857
UA2674
14:53
14:53
14:53
14:53
14:53
14:53
14:53
UA2217
UA1179
17:59
17:59
17:59
17:59
17:59
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17:59
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAD - AUS

The timetable & schedule information was updated at 2026-04-22

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At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-07-13
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